<template>
    <div id="app">
        <div id="cover"></div>
        <Header></Header>
        <todo></todo>
        <Footer></Footer>
    </div>
</template>

<script>
import Header from './components/header.vue'
import Footer from './components/footer.jsx'
import Todo from './components/todo.vue'
export default {
  data() {
    return {
      test: "hello vue"
    };
  },
  components: {
    Header,
    Footer,
    Todo
  }
};
</script>

<style scoped lang="stylus">
#app {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
}

#cover {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background-color: #999;
  opacity: 0.9;
  z-index: -1;
}
</style>